(Solved) - Windows 7 to Windows 8 upgradation

i have windows 7 ultimate in my system.now i want to use windows 8.if i upgrade from win 7 to win 8 then what changes will be made?can i get my all applications/programs (as it is as in windows 7) after upgrade to windows 8?

Before you plunge into Windows 8, I suggest you try it out in virtual. That is risk free and you can experiment as much as you like. All you need is appr. 30GB of free space on your C partition and this tutorial: http://www.eightforums.com/tut.....s-8-a.html